USPTO Systems Status and Availability

Tuesday Feb 02, 2016

EPAS Maintenance

The USPTO will perform maintenance on the Electronic Patent Assignment System (EPAS) beginning at 12:01 a.m. and ending at 2 a.m., Saturday, February 6 ET.

EPAS will be unavailable during the maintenance period.

EPAS customers may save their submissions and submit the saved submissions once the maintenance period is complete.